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Type: Posts; User: Binderman

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  1. Replies
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    Just went with a White-Rogers model 1F97-1277....

    Just went with a White-Rogers model 1F97-1277. Using the room occupants as the "trouble light" now....... So far so good!!
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    Lost my first sequencer today. Only unit that has...

    Lost my first sequencer today. Only unit that has electric heat at the school I work for so I am in need of a little help. I understand the operation of a sequencer but I am having trouble finding a...
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    Replaced my first condensate pan the middle of...

    Replaced my first condensate pan the middle of the last school year (May 17 ??). Had a 2 extra's made while I was at it for spares.

    I was back looking over this post as I have a unit acting just...
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    Need some help!! Replacement T-stat

    I need to replace a bunch of Mammoth T-stats with some other manufacturer but can't seem to find one with a "fault light".

    My Mammoth stats wiring designation:

    C 24 Volt Common
    X ...
  5. Looking to purchase 180289, KT43VC Powerhead with 30" lead

    Any suppliers keep this or do I just need to go with the longer one?

    Thanks all!!!
  6. Mammoth no longer making GSHP's....................

    I have 15 or so Mammoth units in our High School that are 11 years old and one has failed. Scroll compressor just whirls gauges stay static. I could just replace the compressor in the failed unit but...
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    Sorry!!?? Guess my emotioncons were not relaying...

    Sorry!!?? Guess my emotioncons were not relaying the true emotional state I was in while making those posts. I was in no way trying to take jabs at the board or anyone thats a member here. What forum...
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    :( No one?? So I have figured out that I...

    :(

    No one??

    So I have figured out that I need a stat with this wiring config. Fault light is what is killing me now.
    C----24 volts common
    L----Fault Light
    G----Fan
    Y----Compressor
    R-----24...
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    T-stat recommendation/help

    Newbie question but I need help selecting a new T-stat for a room in one of my buildings.

    The factory Mammoth stat is marginal at best. I am looking to upgrade a tad so to speak. The OEM stat has...
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    998

    We think alike. I had planned to build one...

    We think alike. I had planned to build one basically the same as you mentioned, but use angle for the cross bars to add a little support to them.

    Thanks for the info about the "correctional...
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    2300-3000 per ton is the last figure I had. Texas...

    2300-3000 per ton is the last figure I had. Texas figures.

    1200-2000 per ton for vertical closed loop field and 800-1500 for vertical.

    800-1000 per ton for the units.

    Have you hugged your...
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    Bomb proof return air grille

    Is there a manufacturer out there that makes a TOUGH one?

    I have a large (3'x3' IIRC) return near the floor in our practice gym and it gets abused to say the least.

    The stamped grilles just...
  13. Replies
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    9,801

    No water regulating valve or condensate switch. ...

    No water regulating valve or condensate switch.

    I really don't like the no condensate switch thing!! Wish I knew then what I do now about these systems. :(

    Wonder how long my condensate pans...
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    HVAC-TALK Rocks!!

    And its members are great!!!

    http://www.hvac-talk.com/vbb/showthread.php?p=1781043#post1781043

    That is all!!

    :)
  15. Replies
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    It works!! A new TXV and all is well. I learned a...

    It works!! A new TXV and all is well. I learned a lot from yall and on my own.

    BIG THANKS to everyone that gave input or moral support on this problem.

    Its hard to find a forum anymore that...
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    Monitoring BTU's of natural gas.

    Is such possible?

    Reason for question. The school I work for purchases gas from a local privately owned gas field. We used to have the cheapest gas rates in the state (texas) at one time. All was...
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    Ok I'm a Certified Newb!! :o I took the TXV...

    Ok I'm a Certified Newb!! :o I took the TXV sensing bulb loose from the suction line to try warming it up and watching my pressures and the whole bulb and tube fell off at the TXV. I didint break it...
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    It wasnt you, its was probly my total lack of...

    It wasnt you, its was probly my total lack of correct termanology related to the system. I'm a newbie still, sorry!!!

    My only gripe about the install (ducts,loops,pumps etc) is that they installed...
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    9,801

    Its a Mammoth unit. Same as what was installed at...

    Its a Mammoth unit. Same as what was installed at Texas Motorplex. :-)

    Air movement is a check!! No problem there. Water side of the system has been gone over from A to Z. I can get the filters in...
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    IIRC it is a screw on type. Since the unit is out...

    IIRC it is a screw on type. Since the unit is out of the ceiling and in the shop I am not worried about brazing in a new valve but would rather not if possible.

    I also think after reading over...
  21. Replies
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    Its a sporlan valve. Sweet!! I'll check it out...

    Its a sporlan valve. Sweet!!

    I'll check it out after supper.:)

    Thanks!!!
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    Thanks for the info. I'll probly change it anway...

    Thanks for the info. I'll probly change it anway as I feel if it didnt "loose the charge to the cap" it might later as the tube is probly gettin very thin.

    Like everything else I change I will...
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    I'll shoot some tomarrow if possible. I don't...

    I'll shoot some tomarrow if possible. I don't mind going up there on the weekend if it will help solve my problem.

    When I say unit loop I mean the coil inside the unit. I wish I knew the proper...
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    I'll try the hot water trick and post results. I...

    I'll try the hot water trick and post results. I feel very positive that I have a TXV problem now. I still havent got it all sorted out in my mind as to why the TXV would cause this though.

    I...
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    When yall Geo guys run out of DIY questions I...

    When yall Geo guys run out of DIY questions I have a thread in the commercial forum about a unit I am having issues with that I would love yall's feedback on.

    I'm a semi DIY'er. Actually I love...
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    No crow buffulo wings yet.:D I removed the...

    No crow buffulo wings yet.:D

    I removed the circulation pumps (grundfoss UP) and relocated the mounts and rerouted the supply hoses to get them where they could be bled of any trapped air. After...
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    I may have to eat crow now and lots of it. :o ...

    I may have to eat crow now and lots of it. :o

    I messed with the unit a little this morning and now I am wondering if I don't have a water circulation problem. I turned unit on, RV not energized...
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    Thanks!! I unscrewed one of the caps just a...

    Thanks!! I unscrewed one of the caps just a couple threads once and water came out so I screwed it back in. Was afraid I might get it plumb loose and have a gyser on my hands.

    One more question...
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    Yep its water cooled. Over 4 miles of 3/4" poly...

    Yep its water cooled. Over 4 miles of 3/4" poly scattered all over the front yard circulating water for the building this unit is in.:D

    We plan to Geo our gradeschool building the summer of 09...
  30. Replies
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    Hello! Welcome to my problem.:D I will check...

    Hello! Welcome to my problem.:D

    I will check the water supply and pumps for proper operation. I don't know if I mentioned it previously or if it even matters, but each unit has its own set of...
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    What am I looking for? I don't feel its freezing...

    What am I looking for? I don't feel its freezing up as it doesnt run long enough to freeze. And I guess I could check the water flow through it, but will have to wait till I break into the system to...
  32. Replies
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    High side pressure is taken about ten inches from...

    High side pressure is taken about ten inches from compressor in the hot gas (discharge) line. The H.P switch is sweated on just near the gauge port. No service valves.

    I'll have to check and see...
  33. Replies
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    Coil should be clean, but will check it in the...

    Coil should be clean, but will check it in the morning. Ambient would that be air over the indoor coil temp or water temp entering other coil? Building/intake air temp should have been around 75/80...
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    The plot thickens!! With the RV energized...

    The plot thickens!!

    With the RV energized (unit in cooling mode) the high side pressure goes to 400psi which in turn causes a H.P lockout. H.P switch is 400 psi.

    Now I figure I pretty much...
  35. Thread: Help!

    by Binderman
    Replies
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    3,950

    I can't give an ounce of advice on your problem,...

    I can't give an ounce of advice on your problem, but thanks for your service to our country!!

    Hope ya get it figured out!!!

    Stay safe.
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    Sounds easy enough. I hear ya on the reclaim...

    Sounds easy enough. I hear ya on the reclaim machine costs. We had one at the tractor repair shop I worked in after H.S. It made an exspensive wheel chock for one of the mechanics. :( If the...
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    I had thought about weighing the freon out/in. I...

    I had thought about weighing the freon out/in. I would have to do it redneck style, but thats nothing new for me. I don't have a "freon handlers card" so I don't think I could justify a high dollar...
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    I havent powered the RV yet. I know I get no...

    I havent powered the RV yet. I know I get no voltage to it in either mode.? Another problem to work through I guess. Manual says its energized in cooling mode. I'll ohm the coil this afternoon.
    ...
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    I would say it equalizes in about 40 seconds...

    I would say it equalizes in about 40 seconds after compressor is shut off. Doesnt seem to lag any worse than any others I have watched IIRC.

    Watching it yesterday when the compressor comes on the...
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    Hello fellow Texan!! Love the username!!...

    Hello fellow Texan!! Love the username!! Graduate of TT?

    The pressures equalize fairly quickly once the compressor is shut off. I wasnt around when the freon was added, but I highly doubt the...
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    I don't feel its a "loop to cold" problem as it...

    I don't feel its a "loop to cold" problem as it pulls into a vacuum within 8 to 10 seconds of the compressor coming on. Our units are on a "field" (lack of better term) not a dedicated loop per unit....
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    Pressure has been checked. Pulls down to about 19...

    Pressure has been checked. Pulls down to about 19 Hg on low side and about 140 psi on high side. These pressures are met about 8 secs after the compressor comes on. The one tech I could get out to...
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    9,801

    Geo heat pump pulling vac on low side?

    I have a Mammoth GSHP that is locking out due to the low side pressure switch sensing low pressure.

    I know little about a heat pump, but I guess I will have to learn as the units in our H.S just...
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